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Color blindness — Color Col or (k[u^]l [ e]r), n. [Written also {colour}.] [OF. color, colur, colour, F. couleur, L. color; prob. akin to celare to conceal (the color taken as that which covers). See {Helmet}.] 1. A property depending on the relations of light to… … The Collaborative International Dictionary of English

color blindness — 1844, replacing Daltonism (after English chemist John Dalton, 1766 1844, who published a description of it in 1794); in figurative use, with reference to race or ethnicity, attested from 1866, Amer.Eng. Related: color blind … Etymology dictionary

color blindness — noun a) Any of several medical conditions in which the physical ability to see colors is impaired, especially Achromatopsia, Daltonism. Despite the fact that race is embedded in American social life, color blindness has recently emerged as the… … Wiktionary